A violent storm lifts people and cars off the ground and hurls them hundreds of meters away. This storm is likely to be a
thunderstorm
tornado
cyclone
typhoon
Which of the following process provides energy required to form and sustain a cyclone?
condensation of water vapour
vaporisation of water
kinetic energy of blowing wind
fast moving sea waves
Which of the following is not a correct precaution to be observed so as to protect from lightning during a thunderstorm?
do not sit near a window
do not lie on the ground
do not sit in a car
do not stand under a tall tree
During a wind -strom, when high speed winds blow over the tin roofs of houses, the tin roofs get lifted and blown away. This happen because:
a. High speed winds reduce air pressure over the tin roofs
b.High speed winds increase air pressure over the tin roofs
c.High speed winds do not change air pressure over the tin roofs
d.Higher air pressure acts from below the tin roofs
A and B
B and C
A and D
Only D
Which of the following places is not likely to be affected by a cyclone?
Chennai
Mangaluru
Patna
Puri
Which of the following can move over the land without coming to an end quickly?
hurricane
Wind is always associated with
kinetic energy
chemical energy
potential energy
gravitational energy
Which of the following is not a characteristic of a thunderstorm?
spark of light in atmosphere
rapidly rotating winds
loud noise
heavy rains or hail
Which of the following is not the name of a huge revolving storm caused by very high speed widns blowing around a central area of very low pressure?
High speed winds are accompanied by
low air pressure
high air pressure
zero air pressure
moderate aire pressure